docs: def security(self, domains):
          """Calls security end point and adds an 'is_suspicious' key to each response.
  
          Args:
              domains: An enumerable of strings
          Returns:
              A dict of {domain: security_result}
          """
          api_name = 'opendns-security'
          fmt_url_path = u'security/name/{0}.json'
          return self._multi_get(api_name, fmt_url_path, domains)